social-studies teacher from south lyon, michigan... ...and a high-school history teacher from miami, florida... and now here is the host of "jeopardy!" -- alex trebek! thank you, johnny. and welcome, ladies and gentlemen. as johnny mentioned, this is the third and last of our sem matches. the winner today will come back on monday and tuesday to play for $100,000. colby, brenton, and drew, welcome back. good luck. here we go into the jeopardy! round. here are your categories for this first round today. great way to start.